Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340479 | Depth filter cartridge and method and apparatus for making same | Joseph T. Szczepanski, Thomas M. Aune | 1994-08-23 |
| 5278511 | Compact lamp and circuit tester for vehicles, particularly automobiles | — | 1994-01-11 |